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Related to scammonyroot: Convolvulus scammonia
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|Noun||1.||scammonyroot - tropical American prostrate or climbing herbaceous perennial having an enormous starchy root; sometimes held to be source of the sweet potato|
Ipomoea fastigiata, Ipomoea panurata, manroot, wild potato vine, wild sweet potato vine, man-of-the-earth
morning glory - any of various twining vines having funnel-shaped flowers that close late in the day